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Ecosystem

Total questions: 44

Worksheet time: 39mins

Name
Class
Date
1.
The non living parts of an ecosystem
a)
abiotic factors
b)
biotic factors
c)
oxygen
d)
soil
2.
An abiotic part of an ecosystem; required by plants to perform photosynthesis.
a)
water
b)
soil
c)
sunlight
d)
oxygen
3.
An abiotic part of an ecosystem; this gas is required by all living things.
a)
oxygen
b)
ecology
c)
biotic factors
d)
jellybeans
4.
The place where an organism lives that provides it with shelter, food and water.
a)
ecosystem
b)
population
c)
community
d)
habitat
5.
the living parts of an ecosystem
a)
biotic factors
b)
biology
c)
abiotic factors
d)
animals
6.
A snake 
a)
ecosystem 
b)
organism 
c)
population 
7.
plants, rocks, air, sunlight, water, 
a)
ecosystem 
b)
population 
c)
community 
8.
a bird 
a)
abiotic 
b)
biotic 
9.
the sun 
a)
abiotic 
b)
biotic 
10.
soil 
a)
abiotic 
b)
biotic 
11.
a dead plant 
a)
abiotic 
b)
biotic 
12.

An organism that can make its own food

a)

decomposer

b)

producer

c)

consumer

13.

Breaks down and feeds on the remains of other organisms

a)

decomposer

b)

consumer

c)

producer

14.

Interacting food chains found in an ecosystem

a)

food web

b)

food chain

c)

predator

15.

These organisms cannot make their own food; they must eat something for energy

a)

decomposer

b)

consumer

c)

producer

16.

Choose the producer.

a)

rock

b)

tree

c)

cow

d)

bird

17.

Choose the decomposer.

a)

grass

b)

elephant

c)

bacteria

d)

bird

18.

Choose the consumer.

a)

mushroom

b)

horse

c)

tree

d)

grass

19.

Where does the food chain START?

a)

with consumers that eat grass

b)

with the sun giving energy to producers

c)

with the sun giving energy to consumers

d)

with consumers eating other consumers

20.

Explain the flow of energy in this food chain (who passes energy to who).

a)

The hawk gives energy to the snake. The snake gives energy to the mouse. The mouse gives energy to the grasshopper who gives energy to the grass.

b)

The mouse gives energy to the hawk. The snake gives energy to the grasshopper. The grass gives energy to the snake.

c)

The grass gives energy to the grasshopper. The grasshopper gives energy to the mouse. The mouse gives energy to the snake who gives energy to the hawk.

21.
_______ are consumers that eat only meat.
a)
Herbivore
b)
Omnivore
c)
Carnivore
22.
________ are consumers that eat plants and meat.
a)
Herbivore
b)
Omnivore
c)
Carnivore
23.
Which group do fungi, bacteria, and termites belong to?
a)
decomposers
b)
producers
c)
herbivores
d)
omnivores
24.
Which organism make their own food through the process of photosynthesis? 
a)
decomposer
b)
consumer
c)
herbivore
d)
producer 
25.
Which describes a decomposer?
a)
an organism that eats only plants
b)
an organism that makes its own food
c)
an organism that breaks down dead matter
d)
an organism that recieves energy from the sun
26.
How many carnivores are shown in this food web?
a)
6
b)
4
c)
5
d)
3
27.
Which of the following is a herbivore?
a)
cricket
b)
frog
c)
hawk
d)
shrew
28.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
d)
Biotic Factors
29.
In the energy pyramid here, which organisms have the most energy available?
a)
Producers
b)
Carnivores
c)
Herbivores
d)
Top Predator
30.

What is a food web?

a)

A system of intraconnecting chains linked together to show the feeding relationships of organisms in an ecosystem.

b)

A system of interconnecting chains linked together to show the feeding relationships of organisms in an ecosystem.

c)

A system of interlocking chains that show a relationship between non-living things.

d)

A system on intralocking chains that show a relationship between non-living things.

31.

Air is a biotic factor.

a)

TRUE

b)

FALSE

32.

Breaks down and feeds on the remains of other organisms

a)

decomposer

b)

consumer

c)

producer

33.

Interacting food chains found in an ecosystem

a)

food web

b)

food chain

c)

predator

34.

This an image of what?

a)

mushrooms

b)

decomposers

c)

worms

d)

bacteria

35.

What organisms eat plants and animals to gain energy?

a)

Producers

b)

Consumers

c)

Decomposers

d)

The sun

36.

Which of these is not a producer?

a)

Tree

b)

Flower

c)

Grass

d)

Bird

37.

What is this?

a)

Food Web

b)

Food Chain

38.
What does the picture show?
a)
A Food Web
b)
An Ecosystem
c)
A Food Chain
d)
A nice scenery
39.
Which example shows a relationship between a living thing and a non-living thing?
a)
An insect is food for salmon.
b)
Water carries a rock downstream.
c)
A tree gets nutrients from the soil.
d)
A flower makes food for a butterfly.
40.
A straight line or organisms that show one organism eating or using the energy from only the previous organism is called a
a)
Food Web
b)
Food Chain
c)
Decomposer
d)
Ecosystem
41.
What process occurs when light energy is captured in autotrophs and converted into sugar?
a)
Photosynthesis
b)
Cellular Respiration
42.

What color does chlorophyll cause most plants to be?

a)

Green

b)

Yellow

c)

Red

d)

Orange

43.
What is the main function of chloroplast?
a)
Mitosis
b)
Meiosis
c)
Translation
d)
Photosynthesis
44.
It is a biological community of interacting organisms and their physical environment.
a)
Ecosystem
b)
Biotic System
c)
Abiotic System
d)
None of the choices